Sylvester c



UNITED STATES PATENT OFFICE.

SYLVESTER C". DUNHAM, OF \VILLOWV SPRINGS, NEBRASKA, ASSIGNOR OF ONE-HALF TO GEORGE \V. LAMBERT, OF SAME PLACE.

PAINT.

SPECIFICATION forming part of Letters Patent N 0. 403,523, dated May 21, 1889. Application filed October 23, 1888. Serial No. 288,8)7. (No specimens.)

To 60% whmn it may concern:

Be it known that I, SYLvEsTEE O. DUNHAM, a citizen of the United States, residing at Willow Springs,in the county of Garfield and State of Nebraska, have invented a new and useful Improvement in Paint Compounds, of which the following is a specification.

My invention consist-s in a dressing or paint designed to be applied to metallic and wooden roofs, and it is composed of the following ingredients, combined in the proportions named: Coal-tar, fifty gallons; sulphur, twenty-five pounds; air-slaked lime, fifteen pounds; brown oxide of iron, five pounds; fine salt, five pounds. These ingredients are mixed thoroughly and then boiled for a short timesay thirty minutes-and the resulting compound is applied, while in the boiling condition, to the roof with a suitable brush, in the same manner as ordinary paint.

SYLVESTER (l. DUNHAM.

WVitnesses:

W. E. WELLS. HIRAM 130mm. 

